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Commit b310faad authored by Julian Anastasov's avatar Julian Anastasov Committed by Pablo Neira Ayuso
Browse files

ipvs: convert wlc scheduler to rcu 



The schedule method now needs _rcu list-traversal
primitive for svc->destinations.

Signed-off-by: default avatarJulian Anastasov <ja@ssi.bg>
Signed-off-by: default avatarSimon Horman <horms@verge.net.au>
parent 1acb7f67

net/netfilter/ipvs/ip_vs_wlc.c

+2 −2
Original line number Diff line number Diff line
@@ -51,7 +51,7 @@ ip_vs_wlc_schedule(struct ip_vs_service *svc, const struct sk_buff *skb) 
	 * new connections.

	 */



	list_for_each_entry(dest, &svc->destinations, n_list) {

	list_for_each_entry_rcu(dest, &svc->destinations, n_list) {

		if (!(dest->flags & IP_VS_DEST_F_OVERLOAD) &&

		    atomic_read(&dest->weight) > 0) {

			least = dest;
@@ -66,7 +66,7 @@ ip_vs_wlc_schedule(struct ip_vs_service *svc, const struct sk_buff *skb) 
	 *    Find the destination with the least load.

	 */

  nextstage:

	list_for_each_entry_continue(dest, &svc->destinations, n_list) {

	list_for_each_entry_continue_rcu(dest, &svc->destinations, n_list) {

		if (dest->flags & IP_VS_DEST_F_OVERLOAD)

			continue;

		doh = ip_vs_dest_conn_overhead(dest);